<template>
  <div class="login-container">
    <div class="login-area">
      <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on"
        label-position="left">

        <div class="title-container">
          <h3 class="title">登录AFFGO</h3>
        </div>

        <el-form-item prop="username">
          <span class="svg-container">
            <svg-icon icon-class="user" />
          </span>
          <el-input ref="username" v-model="loginForm.username" placeholder="Username" name="username" type="text"
            tabindex="1" auto-complete="on" />
        </el-form-item>

        <el-form-item prop="password">
          <span class="svg-container">
            <svg-icon icon-class="password" />
          </span>
          <el-input :key="passwordType" ref="password" v-model="loginForm.password" :type="passwordType"
            placeholder="Password" name="password" tabindex="2" auto-complete="on" @keyup.enter.native="handleLogin" />
          <span class="show-pwd" @click="showPwd">
            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
          </span>
        </el-form-item>

        <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;"
          @click.native.prevent="handleLogin">登录</el-button>

        <div class="tips" v-if="reg_switch == 1">
          <el-button type="text" @click="regV = true">点击注册</el-button>
        </div>
      </el-form>
    </div>

    <el-dialog title="注册" :visible.sync="regV" fullscreen>
      <el-form :model="regForm">
        <el-form-item label="账号" :label-width="formLabelWidth">
          <el-input v-model="regForm.username" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="密码" :label-width="formLabelWidth">
          <el-input v-model="regForm.password" autocomplete="off" type="password"></el-input>
        </el-form-item>
        <el-form-item label="确认密码" :label-width="formLabelWidth">
          <el-input v-model="regForm.repwd" autocomplete="off" type="password"></el-input>
        </el-form-item>
        <el-form-item label="昵称" :label-width="formLabelWidth">
          <el-input v-model="regForm.nickname" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="QQ" :label-width="formLabelWidth">
          <el-input v-model="regForm.qq" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="b站uid" :label-width="formLabelWidth">
          <el-input v-model="regForm.bilibili_uid" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="自我介绍" :label-width="formLabelWidth">
          <el-input type="textarea" v-model="regForm.introduction" autocomplete="off"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="regV = false">取 消</el-button>
        <el-button type="primary" @click="doReg">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import api from '@/api/login';
import optionApi from "@/api/system/option";
import md5 from "md5";

export default {
  name: 'Login',
  data() {
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('The password can not be less than 6 digits'))
      } else {
        callback()
      }
    }
    return {
      formLabelWidth: "80px",
      loginForm: {
        username: '',
        password: ''
      },
      loginRules: {
        username: [{ required: true, trigger: 'blur' }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      loading: false,
      passwordType: 'password',
      redirect: undefined,
      regV: false,
      regForm: {
        username:"",
        nickname:"",
        password:"",
        introduction:"",
      },
      reg_switch: 0,
    }
  },
  watch: {
    $route: {
      handler: function (route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  created() {
    this.getRegSwitch();
  },
  methods: {
    async getRegSwitch() {
      let res = await optionApi.getRegSwitch();
      let value = res.data.config_value;
      this.reg_switch = parseInt(value);
    },
    async doReg() {
      let sdata = { ...this.regForm };
      if (sdata.password.length < 6) {
        this.$message.error("密码长度不能小于6");
        return;
      }
      if (sdata.password != sdata.repwd) {
        this.$message.error("两次密码输入不一致");
      } else {
        sdata.password = md5(sdata.password);
        delete (sdata.repwd);
        let res = await api.doReg(sdata);
        if (res.code == 0) {
          this.$message.success("注册成功,请前往登录");
          this.regV = false;
        }
      }
    },
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true;
          let sdata = { ...this.loginForm };
          sdata.password = md5(sdata.password);
          this.$store.dispatch('user/login', sdata).then(() => {
            this.$router.push({ path: this.redirect || '/dashboard' })
            this.loading = false
          }).catch(() => {
            this.loading = false
          })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    }
  }
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .login-area .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .login-area {
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;

      input {
        background: transparent;
        border: 0px;
        -webkit-appearance: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;
        caret-color: $cursor;

        &:-webkit-autofill {
          box-shadow: 0 0 0px 1000px $bg inset !important;
          -webkit-text-fill-color: $cursor !important;
        }
      }
    }

    .el-form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }
  }

}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;


.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-area {
    .login-form {
      position: relative;
      width: 520px;
      max-width: 100%;
      padding: 160px 35px 0;
      margin: 0 auto;
      overflow: hidden;
    }

    .tips {
      font-size: 14px;
      color: #fff;
      margin-bottom: 10px;

      span {
        &:first-of-type {
          margin-right: 16px;
        }
      }
    }

    .svg-container {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      vertical-align: middle;
      width: 30px;
      display: inline-block;
    }

    .title-container {
      position: relative;

      .title {
        font-size: 26px;
        color: $light_gray;
        margin: 0px auto 40px auto;
        text-align: center;
        font-weight: bold;
      }
    }


  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
